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Finding the Third Proportional to 7,073,985 and 15,156,418

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Solution

The third proportional to 7,073,985 and 15,156,418 is: 32,473,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073,985 : 15,156,418 = 15,156,418 : x
  2. Step 2: Convert to fraction form
    7,073,985/15,156,418 = 15,156,418/x
  3. Step 3: Cross multiply
    7,073,985x = 15,156,418 × 15,156,418
  4. Step 4: Simplify right side
    7,073,985x = 229,717,006,590,724
  5. Step 5: Solve for x
    x = 229,717,006,590,724/7,073,985
  6. Step 6: Final answer
    x = 32,473,493.60

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.